A176215 - OEIS

%I #13 Jan 05 2024 07:03:41

%S 4,1,9,0,8,9,0,2,3,0,0,2,0,6,6,4,4,5,3,8,2,7,8,7,9,1,3,1,2,0,3,2,0,8,

%T 5,3,5,8,1,0,9,7,8,7,7,9,9,9,1,9,3,3,0,1,6,9,0,7,5,7,7,7,9,8,9,2,9,9,

%U 7,3,1,0,8,4,9,0,8,9,0,9,3,5,2,0,3,4,3,3,7,4,4,6,5,5,4,8,2,5,0,3,0,5,8,9,0

%N Decimal expansion of (10+2*sqrt(30))/5.

%C Continued fraction expansion of (10+2*sqrt(30))/5 is A010710.

%H Daniel Starodubtsev, <a href="/A176215/b176215.txt">Table of n, a(n) for n = 1..10000</a>

%e (10+2*sqrt(30))/5 = 4.19089023002066445382...

%t RealDigits[(10+2Sqrt[30])/5,10,120][[1]] (* _Harvey P. Dale_, Nov 28 2011 *)

%Y Cf. A010485 (decimal expansion of sqrt(30)), A010710 (repeat 4, 5).

%K cons,easy,nonn

%O 1,1

%A _Klaus Brockhaus_, Apr 12 2010